Hello
Yes, you are right. The new system is called ESTA (Electronic System for Travel Authorisation) and replaces the old forms you had to fill in on the plane and hand in at passport control. It applies to citizens of countries such as the UK, who don't need a visa to enter the US, and it is valid for two years.
https://esta.cbp.dhs.gov ) at least 72 hours before departure. Remember to make a note of your approval number in case you need to make any changes.
You will be given more details when your final itinerary is sent out in due course, but it is all straightforward and nothing to be concerned about.
Have a lovely trip,
Warm regards,
Cheryl, your editor
